Public bug reported:
For the HP Elitebook 755 (SKU "J0X38AW#ABD" with BIOS Version "M84 Ver.
01.01") I found the following kernel parameters were needed to make the
wireless controller and brightness control work properly:
"acpi_osi=!Windows 2013"
"acpi_osi=!Windows 2012"
intremap=off
** Affects: broadcom-sta (Ubuntu)
Importance: Undecided
Status: New
** Attachment added: "output of dmidecode on working system"
https://bugs.launchpad.net/bugs/1356526/+attachment/4176750/+files/dmidecode
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https://bugs.launchpad.net/bugs/1356526
Title:
[HP Elitebook 755] wifi and brightness on 14.04 LTS (with solution)
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